Features: Makita-built motor delivers 25,000 RPM for faster grinding Compact barrel grip design and weighs only 4.4 lbs. for easy handling Slide switch with lock-on for operator convenience Built-in L.E.D. protection circuit with over-torque control protects the motor L.E.D. light flashes red when it is time to recharge the battery Vent slots designed to direct exhaust air away from the user Solid aluminum housing for added durability Round-shaped collet nut reduces the possibility of damage Stepped neck for working in tights spaces 3-year warranty on tool and 1-year warranty on batteries and charger